Top 10 Best above ground pool closing kit in 2026

Last Updated - 6/11/2026

🏆Best Choice

In The Swim

In The Swim Pool Closing Kit - Winterizing Chemicals for Above Ground and In-Ground Pools - Up to 15,000 Gallons

9.8

ChoiceComparer.com Score

9.8

/ 10

Outstanding

Main highlights

•Convenient: In The Swim's Pool Winterizing and Closing Chemical Kit streamlines pool closing with all necessary chemicals included, saving time and chemical usage.
•Safe and Reliable Protection: Our winter chemical kits provide reliable protection without the risk of compromising other pool winterizing chemicals or causing damage to pool surfaces.
•Versatile for All Pool Sizes: Kits cater to pools of any shape and size. For in-between sizes, opt for the next size up. Multiple kits are available for pools exceeding 35,000 gallons.
•Effective Oil Absorption: In The Swim's Winter Sorb absorbs 40 times its weight in oils, preventing waterline scum. Kits include 1 white or 2 blue sorbs.
•Comprehensive Kit Components: Kit includes 1 Qt. Winterizer, 1 Qt. Winter Stain-Away, 2 Lb. Chlorine Free Pool Shock-Oxidizer, 1 Winter Sorb, and 1 Winter Pool Floater.

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$39.99

$50.99

-22%

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In The Swim

In The Swim Pool Closing Kit - Winterizing Chemicals for Above Ground and In-Ground Pools - Up to 7,500 Gallons

9.7

ChoiceComparer.com Score

9.7

/ 10

Outstanding

Main highlights

•Convenient: In The Swim's Pool Winterizing and Closing Chemical Kit streamlines pool closing with all necessary chemicals included, saving time and chemical usage.
•Safe and Reliable Protection: Our winter chemical kits provide reliable protection without the risk of compromising other pool winterizing chemicals or causing damage to pool surfaces.
•Versatile for All Pool Sizes: Kits cater to pools of any shape and size. For in-between sizes, opt for the next size up. Multiple kits are available for pools exceeding 35,000 gallons.
•Effective Oil Absorption: In The Swim's Winter Sorb absorbs 40 times its weight in oils, preventing waterline scum. Kits include 1 white or 2 blue sorbs.
•Comprehensive Kit Components: Kit includes 1 Qt. Winterizer, 1 Qt. Winter Stain-Away, 1 Lb. Chlorine Free Pool Shock-Oxidizer, 1 Winter Sorb, and 1 Winter Pool Floater.

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$32.99

$39.99

-18%

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In The Swim

In The Swim Pool Closing Kit - Winterizing Chemicals for Above Ground and In-Ground Pools - Up to 35,000 Gallons

9.5

ChoiceComparer.com Score

9.5

/ 10

Outstanding

Main highlights

•Convenient: In The Swim's Pool Winterizing and Closing Chemical Kit streamlines pool closing with all necessary chemicals included, saving time and chemical usage.
•Safe and Reliable Protection: Our winter chemical kits provide reliable protection without the risk of compromising other pool winterizing chemicals or causing damage to pool surfaces.
•Effective Oil Absorption: In The Swim's Winter Sorb absorbs 40 times its weight in oils, preventing waterline scum. Kits include 1 white or 2 blue sorbs.
•Comprehensive Kit Components: Kit includes 1 Qt. Winterizer, 1 Qt. Winter Stain-Away, 3 Lb. Chlorine Free Pool Shock-Oxidizer, 1 Winter Sorb, and 1 Winter Pool Floater.

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$52.99

$79.99

-34%

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POOLHACKER

3 in 1 Winter Closing Kit - Pool Winterizing Kit for Above Ground Pool and inground Pools, Easy to Use - Up to 30,000 Gallon

9.4

ChoiceComparer.com Score

9.4

/ 10

Excellent

Main highlights

•【Vertical floating is considered a normal phenomenon】Say Goodbye to Green Water - Our winter kit maintains the clarity and vibrant blue color of the pool water for the next season.
•Carefree Pool Opening - Bid farewell to laborious pool maintenance rituals in the coming year. Efficient Solutions for Time, Effort and Money.
•3-in-1 Dual Protection - POOLHACKER winter kit safeguards pool surfaces without compromising other treatments.
•Suitable for All Pools - The two balls are suitable for any shape or size of pool with a capacity of 30,000 gallons or below.
•Easy to use - Simply place two winter balls in the pool before closing, saving time on pool shutdown without the need for complex procedures.

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$23.75

$26.99

-12%

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Doheny's

Doheny's Ultimate Pool Closing Kit, Winterizing Chemicals for Above Ground Pools, Inground Pools, Prevents Stains, Rust, Scale, Algae, Treats up to 7,500 Gallons

9.2

ChoiceComparer.com Score

9.2

/ 10

Excellent

Main highlights

•Effortless Pool Closing: Take the guesswork out of winterizing your pool with Doheny's Pool Closing Kit—everything you need for a hassle-free pool shutdown!
•Works for Pools up to 7,500 Gallons: Each kit includes easy-to-follow instructions to ensure a smooth and effective closing process.
•Ultimate Closing Kit Includes: Doheny's Metal Out (Stain, Rust & Scale Preventer), Winter Guard Control, Time-Released Winter Oxidizing Tablets (our "SECRET IN THE BOX"!), and Oxidizing Shock.
•Most Powerful Pool Closing Kit: The Pool Master Closing Kit is our most advanced option—just like the Ultimate Kit but with 1-quart bottles of Natural Chemistry Metal Free and Pool Magic Fall & Phos-Free for extra protection!
•For Larger Pools: Simply purchase multiple kits to cover bigger pool sizes with the same level of protection.

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$30.59

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Doheny's

Doheny’s Ultimate Pool Closing Kit, Winterizing Chemicals for Above Ground Pools, Inground Pools, Includes Pool Shock, Winter Pill, Algaecide, Stain Preventer, Treats up to 15,000 Gallons

9.1

ChoiceComparer.com Score

9.1

/ 10

Excellent

Main highlights

•Effortless Pool Closing: Take the guesswork out of winterizing your pool with Doheny's Pool Closing Kit—everything you need for a hassle-free pool shutdown!
•Works for Pools up to 15,000 Gallons: Each kit includes easy-to-follow instructions to ensure a smooth and effective closing process.
•Ultimate Closing Kit Includes: Doheny's Metal Out (Stain, Rust & Scale Preventer), Winter Guard Control, Time-Released Winter Oxidizing Tablets (our "SECRET IN THE BOX"!), and Oxidizing Shock.
•Most Powerful Pool Closing Kit: The Pool Master Closing Kit is our most advanced option—just like the Ultimate Kit but with 1-quart bottles of Natural Chemistry Metal Free and Pool Magic Fall & Phos-Free for extra protection!
•For Larger Pools: Simply purchase multiple kits to cover bigger pool sizes with the same level of protection.

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$40.99

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In The Swim

In The Swim Pool Super Opening Chemical Start Up Kit - Above Ground and In-Ground Swimming Pools - Up to 35,000 Gallons

8.9

ChoiceComparer.com Score

8.9

/ 10

Great

Main highlights

•Save time and take the guesswork out of measuring chemicals when opening your pool with our pre-measured pool opening kits.
•(4) bags of 99% sodium dichlor (Di-Zap), which will get your pool water clean, clear, and safe to swim in.
•Clarifier keeps your water crystal clear by coagulating dirt, which helps your filter be more efficient.
•Algaecide works in conjunction with pool shock to defend against multiple types of algae from invading your swimming pool.
•Sun sorb oil and scum absorber will soak up suntan oils, body oils, grime, and scum, keeping your water clear.

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$58.99

$69.99

-16%

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In The Swim

In The Swim Pool Basic Opening Chemical Start Up Kit - Above Ground and In-Ground Swimming Pools - Up to 7,500

8.8

ChoiceComparer.com Score

8.8

/ 10

Great

Main highlights

•Dual-Purpose: use it at the start of the season to get your pool swim-ready or keep your water balanced all season long with a bundled set of essential chemicals at a great value.
•(1) bag of 99% sodium dichlor (Di-Zap), which will get your pool water clean, clear, and safe to swim in.
•Clarifier keeps your water crystal clear by coagulating dirt, which helps your filter be more efficient.
•Algaecide works in conjunction with pool shock to defend against multiple types of algae from invading your swimming pool.
•Sun sorb oil and scum absorber will soak up suntan oils, body oils, grime, and scum, keeping your water clear.

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$28.99

$32.99

-12%

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AnotherGifts

AnotherGifts Professional Spa Maintenance Kit with Skimmer, Brush and Scrubber Pad for Hot Tub and Small Pool Cleaning, All-in-One Cleaning Tool Set

8.6

ChoiceComparer.com Score

8.6

/ 10

Good

Main highlights

•1. After-sales service: quality problems occur within one year replacement, lifetime warranty ! Please feel free to contact us by Email.
•2.All-in-One Spa Cleaning Set Professional Hot Tub & Small Pools Maintenance Accessories Kit with Skimmer Net Round Brush Scrubber.Removable silicone handle sleeve of the Skimmer and Brush: take it out and hang the skimmer up to dry , can match most of standard poles.
•3.Cambered durable mesh skimmer net helps fish out floating leaves and other debris.
•4.Curved brush for cleaning and care the inner sidewall of your spa.
•5.Scrubber pad helps scrub the edge of the spa pool horizontally,remove dirt and grime.
•6.1 pair of Rubber gloves: Gloves mainly used to protect hands from chemical damage. from AnotherGifts might get 1 Book of PH Test Strips（80 Strips/book)：Test the acidity or alkalinity of the liquid. Or 1piece of double compression spone : Help with cleaning oil stains and other dirt from surfaces.

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$16.99

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PooolWavify

Pool Opening Kit - Chemical Start-Up Kit for Inground Pool & Above Ground Pool (Deluxe Kit -Full 35k Gallon)

8.5

ChoiceComparer.com Score

8.5

/ 10

Good

Main highlights

•Effortless Pool Opening: Our deluxe pool opening kit includes all essential chemicals and comes with easy-to-follow instructions, ensuring a smooth and efficient start-up process.
•Versatile All-in-One Pool Care: The kit contains a stain remover, water clarifier, pool shock, and algaecide, plus a FREE 50-pack of test strips! Everything you need for a perfect pool opening.
•Suitable for Larger Pools Maintenance : Simply purchase multiple kits to cover bigger pool sizes, ensuring comprehensive and effective chemical treatment for high-capacity pools.
•Powerful Stain and Algae Prevention: The stain remover and water clarifier work together to eliminate stains and maintain crystal-clear water, while the algaecide effectively prevents algae growth, keeping your pool water healthy.
•Pool Water Purification Start-Up Kit: Our ultra-concentrated water clarifier quickly restores pool water clarity, while the stain and scale remover efficiently eliminates metal ions and stubborn scale buildup, significantly improving filter performance and reducing pool chemical consumption.

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$49.99

$54.99

-9%

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